Let’s say I have this 3 emojis in a string: 😀🎃👪 There are not any spaces or any other character except emojis in the string. How can I remove the last emoji in javascript? Answer Ok, here is how I solved it:
Tag: unicode
How to iterate over over all Unicode characters?
Is it possible to iterate over all Unicode characters (UTF-8)? Thanks! I’ve tried using: But I’m not sure how to implement it. Answer According to the docs, the parameter passed to String.fromCharCode(a) is converted calling ToUint16 and then said character is returned. You may call it with any nu…
How do I decode escaped unicode javascript code in Python?
I have this string: Which should read “V poslednÃch mÄ›sÃcÃch se …” so u00ed is à and u011b is Ä›. Any idea how to decode this in Python? It is a javascript code I am parsing in python. I could write my own ad-hoc solution as there are not that many characters that are escaped (there are only …
How can I split a string containing emoji into an array?
I want to take a string of emoji and do something with the individual characters. In JavaScript “😴😄😃⛔🎠🚓🚇”.length == 13 because “â›”” length is 1, the rest are 2. So we can’t do Answer The Grapheme Splitter library by Orlin Georgiev is pretty amazing. Although it hasn’t been u…
Concrete JavaScript regular expression for accented characters (diacritics)
I’ve looked on Stack Overflow (replacing characters.. eh, how JavaScript doesn’t follow the Unicode standard concerning RegExp, etc.) and haven’t really found a concrete answer to the question “How can JavaScript match accented characters (those with diacritical marks)?” I’…
How to replace non-printable unicode characters (Javascript)
I’ve already wasted a good amount of time dealing with strings (generated by some other source) and I found out that the problem was that the strings have non-printable characters. Today I am dealing with javascript. Does anyone know how to replace non-printable unicode characters in javascript? I found…
How do I fix this missing semicolon syntax error in Javascript?
A friend wrote some code for me, and there was one file with a weird syntax error in it. After a bit of hunting, I narrowed it down to this section of code, which should reproduce the error: When I run this, I see an error in the Internet Explorer console that says SCRIPT1004: Expected ‘;’. I don&…
String length in bytes in JavaScript
In my JavaScript code I need to compose a message to server in this format: Example: The data may contain unicode characters. I need to send them as UTF-8. I’m looking for the most cross-browser way to calculate the length of the string in bytes in JavaScript. I’ve tried this to compose my payload…
Converting punycode with dash character to Unicode
I need to convert the punycode NIATO-OTABD to nñiñatoñ. I found a text converter in JavaScript the other day, but the punycode conversion doesn’t work if there’s a dash in the middle. Any suggestion to fix the “dash” issue? Answer I took the time to create the punycode below. It it bas…